.page-privacy {
  --pp-bg: #070D1D;
  --pp-line: #1B2A49;
  background-color: var(--pp-bg);
  color: var(--text-primary);
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.75;
  overflow-x: hidden;
}

.page-privacy .pp-hero {
  background: var(--pp-bg);
  border-bottom: 1px solid var(--pp-line);
  padding: clamp(40px, 8vw, 88px) 0 clamp(32px, 5vw, 56px);
}

.page-privacy .pp-hero h1 {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(2.1rem, 6.4vw, 3.6rem);
  line-height: 1.1;
  letter-spacing: -0.012em;
  margin: 18px 0 0;
}

.page-privacy .pp-hero .lede {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: clamp(1rem, 1.7vw, 1.125rem);
  color: var(--text-muted);
  line-height: 1.8;
}

.page-privacy .pp-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 34px;
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid var(--pp-line);
}

.page-privacy .pp-meta__item {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.page-privacy .pp-meta__item b {
  color: var(--text-primary);
  font-weight: 700;
  margin-left: 10px;
}

/* 条款目录 */
.page-privacy .pp-index {
  background: var(--ink-800);
  border-bottom: 1px solid var(--pp-line);
  padding: clamp(28px, 5vw, 46px) 0;
}

.page-privacy .pp-index__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pp-line);
  border: 1px solid var(--pp-line);
}

.page-privacy .pp-index__list li {
  background: var(--ink-800);
}

.page-privacy .pp-index__link {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 15px 18px;
  color: var(--text-primary);
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  border-left: 2px solid transparent;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-privacy .pp-index__link:hover,
.page-privacy .pp-index__link:focus-visible {
  border-left-color: var(--warm-gold);
  background: var(--ink-700);
  outline: 2px solid var(--warm-gold);
  outline-offset: -2px;
}

.page-privacy .pp-index__no {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  color: var(--warm-gold);
  letter-spacing: 0.1em;
}

/* 条款主体 */
.page-privacy .pp-band {
  padding: clamp(52px, 8vw, 96px) 0;
  border-bottom: 1px solid var(--pp-line);
}

.page-privacy .pp-band--last {
  border-bottom: 0;
  padding-bottom: clamp(40px, 6vw, 72px);
}

.page-privacy .pp-clause {
  position: relative;
  max-width: 82ch;
}

.page-privacy .pp-clause__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--warm-gold);
  margin-bottom: 12px;
}

.page-privacy .pp-clause__title {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.4rem, 3.4vw, 2.05rem);
  line-height: 1.25;
  letter-spacing: -0.005em;
  margin: 0 0 24px;
}

.page-privacy .pp-clause p {
  margin: 0 0 18px;
  max-width: 68ch;
}

.page-privacy .pp-clause p:last-child {
  margin-bottom: 0;
}

/* 关键边界句 */
.page-privacy .pp-flag {
  border-left: 2px solid var(--warm-gold);
  padding: 6px 0 6px 20px;
  margin: 30px 0 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-primary);
  max-width: 66ch;
}

/* 记录 / 不记录清单 */
.page-privacy .pp-list {
  list-style: none;
  margin: 26px 0;
  padding: 0;
  border-top: 1px solid var(--pp-line);
}

.page-privacy .pp-list li {
  display: grid;
  gap: 6px;
  padding: 17px 0;
  border-bottom: 1px solid var(--pp-line);
}

.page-privacy .pp-list__k {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 15px;
  color: var(--text-primary);
}

.page-privacy .pp-list__v {
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--text-muted);
}

/* 留存窗口图形 */
.page-privacy .pp-window {
  margin: 32px 0 28px;
  border: 1px solid var(--pp-line);
  background: var(--ink-800);
}

.page-privacy .pp-window__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 24px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--pp-line);
}

.page-privacy .pp-window__head .eyebrow {
  margin: 0;
}

.page-privacy .pp-window__legend {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--chart-cyan);
}

.page-privacy .pp-window__stages {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pp-line);
}

.page-privacy .pp-window__stage {
  background: var(--ink-800);
  padding: 22px 18px 24px;
  border-left: 2px solid transparent;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-privacy .pp-window__stage:hover,
.page-privacy .pp-window__stage:focus-within,
.page-privacy .pp-window__stage:focus-visible {
  border-left-color: var(--chart-cyan);
  background: var(--ink-700);
}

.page-privacy .pp-window__stage:focus-visible {
  outline: 2px solid var(--chart-cyan);
  outline-offset: -2px;
}

.page-privacy .pp-window__bar {
  display: block;
  height: 6px;
  margin-bottom: 16px;
  background: linear-gradient(90deg, var(--chart-cyan), rgba(95, 184, 198, 0.12));
}

.page-privacy .pp-window__stage:nth-child(2) .pp-window__bar {
  background: linear-gradient(90deg, rgba(95, 184, 198, 0.66), rgba(95, 184, 198, 0.08));
}

.page-privacy .pp-window__stage:nth-child(3) .pp-window__bar {
  background: linear-gradient(90deg, rgba(151, 166, 192, 0.55), rgba(151, 166, 192, 0.05));
}

.page-privacy .pp-window__name {
  display: block;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.page-privacy .pp-window__note {
  display: block;
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-muted);
  transition: color 0.2s var(--ease);
}

.page-privacy .pp-window__stage:hover .pp-window__note,
.page-privacy .pp-window__stage:focus-visible .pp-window__note {
  color: var(--text-primary);
}

/* 图形容器 */
.page-privacy .pp-figure {
  margin: 30px 0;
  border: 1px solid var(--pp-line);
  background: var(--ink-800);
}

.page-privacy .pp-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-privacy .pp-figure .image-frame__caption {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

/* 说明牌 */
.page-privacy .plate {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin: 28px 0 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--pp-line);
}

.page-privacy .plate__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--warm-gold);
  white-space: nowrap;
}

.page-privacy .plate__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 62ch;
}

.page-privacy .plate-fold {
  margin-top: 22px;
  padding-top: 14px;
  border-top: 1px solid var(--pp-line);
}

.page-privacy .plate-fold summary {
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--warm-gold);
  list-style: none;
}

.page-privacy .plate-fold summary::-webkit-details-marker {
  display: none;
}

.page-privacy .plate-fold summary::before {
  content: "■";
  margin-right: 8px;
  font-size: 10px;
}

.page-privacy .plate-fold summary:focus-visible {
  outline: 2px solid var(--warm-gold);
  outline-offset: 3px;
}

.page-privacy .plate-fold__body {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-muted);
  max-width: 62ch;
}

/* 联系通道 */
.page-privacy .pp-contact {
  display: grid;
  gap: 12px;
  margin: 26px 0 22px;
}

.page-privacy .pp-copy {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  margin: 0;
  padding: 16px 18px;
  border: 1px solid var(--pp-line);
  background: var(--ink-800);
}

.page-privacy .pp-copy .mono {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--text-primary);
  overflow-wrap: anywhere;
}

/* 相关页面 */
.page-privacy .pp-cross {
  background: var(--ink-800);
  border-top: 1px solid var(--pp-line);
  padding: clamp(40px, 6vw, 72px) 0;
}

.page-privacy .pp-cross__title {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.15rem, 2.4vw, 1.4rem);
  margin: 12px 0 22px;
}

.page-privacy .pp-cross__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pp-line);
  border: 1px solid var(--pp-line);
}

.page-privacy .pp-cross__list li {
  background: var(--ink-800);
  padding: 16px 18px;
  display: grid;
  gap: 6px;
  border-left: 2px solid transparent;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-privacy .pp-cross__list li:hover {
  border-left-color: var(--warm-gold);
  background: var(--ink-700);
}

.page-privacy .pp-cross__list a {
  color: var(--text-primary);
  text-decoration: none;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 15px;
}

.page-privacy .pp-cross__list a:hover,
.page-privacy .pp-cross__list a:focus-visible {
  color: var(--warm-gold);
  outline: 2px solid var(--warm-gold);
  outline-offset: 3px;
}

.page-privacy .pp-cross__list span {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-muted);
}

/* 平板及以上 */
@media (min-width: 760px) {
  .page-privacy .pp-index__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .pp-list li {
    grid-template-columns: minmax(180px, 240px) minmax(0, 1fr);
    gap: 4px 28px;
    align-items: baseline;
  }

  .page-privacy .pp-window__stages {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .pp-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .pp-copy {
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
  }

  .page-privacy .pp-cross__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* 桌面 */
@media (min-width: 900px) {
  .page-privacy .pp-clause {
    padding-left: 100px;
  }

  .page-privacy .pp-clause__no {
    position: absolute;
    left: 0;
    top: 8px;
    margin-bottom: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-index__link,
  .page-privacy .pp-window__stage,
  .page-privacy .pp-window__note,
  .page-privacy .pp-cross__list li {
    transition: none;
  }
}